From a00f10fd48a1de31c3ac923c2106969f84e831e0 Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@fe.uni-lj.si>
Date: Mon, 09 Mar 2015 11:09:31 +0000
Subject: [PATCH] Documented energy.c

---
 src/bond.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/src/bond.c b/src/bond.c
index a348d61..ce255ca 100644
--- a/src/bond.c
+++ b/src/bond.c
@@ -35,6 +35,17 @@
 	return blist->bond[blist->n-1];
 }
 
+
+ts_bool bond_vector(ts_bond *bond){
+	
+	bond->x = bond->vtx1->x - bond->vtx2->x;
+	bond->y = bond->vtx1->y - bond->vtx2->y;
+	bond->z = bond->vtx1->z - bond->vtx2->z;
+
+	return TS_SUCCESS;	
+}
+
+
 ts_bool bond_list_free(ts_bond_list *blist){
     ts_uint i;
     for(i=0;i<blist->n;i++){

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